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If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	177.137.248.0/23	Seitel - Seixas Telecomunica��es
	177.137.248.0/22	Seitel - Seixas Telecomunica��es
	177.137.250.0/23	Seitel - Seixas Telecomunica��es
	177.155.64.0/22	Seitel - Seixas Telecomunica��es
	177.155.64.0/21	Seitel - Seixas Telecomunica��es
	177.155.64.0/23	Seitel - Seixas Telecomunica��es
	177.155.66.0/23	Seitel - Seixas Telecomunica��es
	177.155.68.0/23	Seitel - Seixas Telecomunica��es
	177.155.69.0/24	Seitel - Seixas Telecomunica��es
	177.155.70.0/23	Seitel - Seixas Telecomunica��es
	177.155.78.0/23	Seitel - Seixas Telecomunica��es
	2804:b30::/34	Seitel - Seixas Telecomunica��es
	2804:b30::/32	Seitel - Seixas Telecomunica��es
	2804:b30::/33	Seitel - Seixas Telecomunica��es
	2804:b30::/36	Seitel - Seixas Telecomunica��es
	2804:b30:1000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:2000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:3000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:4000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:4000::/34	Seitel - Seixas Telecomunica��es
	2804:b30:5000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:6000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:7000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:8000::/33	Seitel - Seixas Telecomunica��es
	2804:b30:9000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:a000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:b000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:c000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:d000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:e000::/36	Seitel - Seixas Telecomunica��es
	2804:b30:f000::/36	Seitel - Seixas Telecomunica��es

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS13786	Seaborn (Seabras USA, LLC)	✔	✔
	AS28283	Adyl Telecom	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS6939	Hurricane Electric LLC	✔	✔
	AS13786	Seaborn (Seabras USA, LLC)	✔	✔
	AS28283	Adyl Telecom	✔	✔
	AS35280	F5 Networks SARL	✔	✔
	AS14840	BR.DIGITAL	✔	✔
	AS6424	EDGOO NETWORKS	✔	✔
	AS214331	Teske Virtual System Ltda	✔	✔
	AS9498	Bharti Airtel Ltd.	✔	✘
	AS40776	TaoNet	✔	✔
	AS2635	Automattic, Inc	✔	✔
	AS269180	VIPNET Conexão	✔	✔
	AS52999	START TELECOM LTDA	✔	✔
	AS263661	Brasil Digital Telecom	✔	✔
	AS7713	PT Telkom Indonesia Tbk	✔	✘
	AS262880	RADAR WISP LTDA	✔	✘
	AS264409	Huge Networks	✔	✘
	AS13335	Cloudflare, Inc.	✔	✔
	AS42473	Anexia Cloud Solutions GmbH	✔	✔
	AS274676	MULTIWAY COMERCIO E REPRESENTACOES LTDA	✔	✔
	AS1916	RNP - Rede Nacional de Ensino e Pesquisa	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS32590	Valve Corporation	✔	✔
	AS270470	LN TELECOM	✔	✔
	AS52888	UNIVERSIDADE FEDERAL DE SAO CARLOS	✔	✔
	AS61624	ISPSHIELD (InfNOC Tecnologia)	✔	✔
	AS14907	Wikimedia Foundation Inc.	✔	✔
	AS270684	WEB KONECT TELECOM DE FRUTAL LTDA	✔	✔
	AS262287	Latitude.sh LTDA	✔	✔
	AS215248	Bastiaan Mathijs Brink	✔	✔
	AS266400	Ferenz Networks	✔	✔
	AS262462	Aranet Play	✔	✔
	AS1251	FUNDAÇÃO DE AMPARO À PESQUISA DO ESTADO SÃO PAULO	✔	✔
	AS263903	INFORBARRA TELECOM	✔	✔
	AS214757	Jakub Krsa	✘	✔
	AS60503	FNX Tecnologia LTDA	✔	✔
	AS20473	The Constant Company, LLC	✔	✔
	AS61680	ACESSO SIMPLES LTDA	✔	✔
	AS269396	UNIR TELECOM	✔	✔
	AS49544	i3D.net B.V	✔	✔
	AS262589	SAMM	✔	✔
	AS267469	W8 Telecom Ltda - ME	✔	✘
	AS52872	VOANET Telecomunicações Ltda.	✔	✘
	AS270735	COMPUTIZE NETWORK TELECOMUNICACOES LTDA	✔	✘
	AS265038	TELFO SERVICO DE TELECOMUNICACOES LTDA	✔	✘
	AS263237	PowerHost Telecom SPA	✘	✔
	AS269070	Hostzone Tecnologia LTDA	✔	✘
	AS1031	PEER 1031 LLC	✔	✘
	AS262832	Link Cariri	✔	✔
	AS265061	GC NET	✔	✘

% IP Client: 2a0c:2f07:9459:2c8:0:0:0:247
 % Copyright (c) Nic.br - Use of this data is governed by the Use and
% Privacy Policy at https://registro.br/upp . Distribution,
% commercialization, reproduction, and use for advertising or similar
% purposes are expressly prohibited.
% 2025-12-15T23:03:57-03:00 - 2a0c:2f07:9459:2c8::247

aut-num:     AS52748
owner:       Seitel - Seixas Telecomunica��es
ownerid:     93.445.773/0001-62
responsible: Paulo Fernando da Silva Seixas
country:     BR
owner-c:     PFS3
routing-c:   PFS3
abuse-c:     PFS3
created:     20120829
changed:     20130306
inetnum:     2804:b30::/32
inetnum:     177.155.64.0/21
inetnum:     177.155.78.0/23
inetnum:     177.137.248.0/22

nic-hdl-br:  PFS3
person:      Paulo Fernando da Silva Seixas
# Email removed, Log into bgp.tools to see whois emails
country:     BR
created:     19980424
changed:     20071226

% Security and mail abuse issues should also be addressed to cert.br,
% respectivelly to cert@cert.br and mail-abuse@cert.br
%
% whois.registro.br only accepts exact match queries for domains,
% registrants, contacts, tickets, providers, IPs, and ASNs.

Last Update: 2025-12-16T02:03:57Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member	ASN Count
ALTDB	as-53062-customers	1563
RADB	as3491:as-customers-na	60740
RADB	as-ctbc-tools	9638
RADB	as-ctbc-customers26	50
ALTDB	as-hwng-downstreams	2598
RADB	as-e1-automation-customer	4546
NTTCOM	as-as393742	304
RADB	as-hurricanev6	20185
ARIN	as1239:as-customers	4238
RADB	as-embratelnet	6227
RADB	as-itxbr1	6446
RADB	as53013:as-cone	9272
RADB	as-ctbc-customers106	50
RADB	as28343:as-customers	334
RADB	as-267613	5340
RADB	as262907:as-brasiltecpar-customers	343
RADB	as-ufinet-latam-brasil	4935
RADB	as-adylnet-customers	561
RADB	as-hurricane	24736
RADB	as26615:as-customers	7516